Have work experience 11-20 years, outnumber the teachers have experience working 1-10 years and 21 years of work by the different statistical significant at 0.01 level.
11-20 years of work experience are more likely than teachers with 1-10 years of work experience and 21 years experience working with different statistical significance at the 0.01 level.
Working experience 11-20 years. There are a lot more than experienced teachers to work 1-10 years and work 21 years. The significant difference at the level of 0.01.